.ml-layer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.6);
  
    .ml-modal {
      width: 520px;
      background: white;
      border-radius: 3px;
      position: absolute;
      top: 120px;
      left: 50%;
      margin-left: -260px;
      box-sizing: border-box;
  
      header {
        line-height: 50px;
        padding: 0 20px;
        border-bottom: 1px solid #eee;
        font-size: 12px;
  
        &>div {
          width: 100%;
          height: 100%;
          overflow: hidden;
  
          &>div:first-child {
            float: left;
          }
  
          &>div:last-child {
            float: right;
            cursor: pointer;
          }
        }
      }
  
      footer {
        line-height: 50px;
        padding: 0 20px;
        border-top: 1px solid #eee;
        font-size: 12px;
        height: 50px;
        overflow: hidden;
  
        &>.ml-button {
          float: right;
        }
      }
  
      main {
        box-sizing: border-box;
        padding: 20px;
        font-size: 14px;
      }
    }
  }
  
  .ml-button {
    display: inline-block;
    cursor: pointer;
    margin: 0 15px;
  
    span {
      display: inline-block;
      height: 30px;
      box-sizing: border-box;
      line-height: 28px;
      font-size: 12px;
      border-radius: 2px;
      padding: 0 15px;
      border: 1px solid transparent;
    }
  
    span.default {
      border-color: #ccc;
    }
  
    span.primary {
      color: white;
      background: blue;
      border-color: blue;
    }
  
    span.danger {
      color: white;
      background: red;
      border-color: red;
    }
  
    span.info {
      color: white;
      background: green;
      border-color: green;
    }
  }